HP Poly VVX 350 OBi 6-Line VoIP Desktop Phone — 89K70AA#ABA

The HP Poly VVX 350 OBi (89K70AA#ABA) is a 6-line business VoIP desktop phone featuring a 3.5-inch LCD display and dual-port Ethernet connectivity. The OBi variant is designed for Google Voice, Google Workspace, and SIP-based UC platform deployments — delivering HD voice quality and multi-line call management for small businesses and home offices standardizing on Google's cloud communication platform or third-party SIP services.

Key Features

• 6 Lines: Multi-line call management for busy professionals
• OBi Platform: Google Voice and Google Workspace compatible
• 3.5-inch LCD: Clear display for call management and contacts
• HD Voice: Wideband audio for natural call quality
• Dual-Port Ethernet: PC passthrough for single-cable desk deployment
• PoE Powered: IEEE 802.3af — no separate power adapter required

Technical Specifications

• Part Number: 89K70AA#ABA
• Lines: 6
• Display: 3.5-inch LCD
• Ethernet: 2x RJ-45 (LAN + PC passthrough)
• Power: IEEE 802.3af PoE or AC adapter
• Audio: HD Voice wideband
• Platform: OBi (Google Voice, SIP)

Use Cases

• Google Voice Deployments: OBi-compatible desk phone for Google Voice
• Google Workspace: Desk phone for Google Workspace telephony
• Small Business: Affordable 6-line VoIP phone for SMB environments
• Home Office: Professional desk phone for remote workers on Google Voice

Compatibility Notes

• OBi variant — optimized for Google Voice and Google Workspace telephony
• Also compatible with standard SIP-based UC platforms
• Requires IEEE 802.3af PoE switch or AC power adapter
• Dual Ethernet ports support PC passthrough for single-cable desk deployment

Frequently Asked Questions

What is the OBi platform?

OBi is Poly's platform for Google Voice and Google Workspace telephony — enabling desk phones to connect to Google's cloud communication services for business phone functionality.

Is the VVX 350 OBi compatible with Cisco CUCM or Microsoft Teams?

The OBi variant is optimized for Google Voice and SIP platforms. For Cisco CUCM or Teams-native deployments, consider the standard VVX 350 or Teams-certified Poly phones.

Does the VVX 350 OBi support PoE?

Yes — the VVX 350 OBi is powered via IEEE 802.3af PoE from a PoE-capable switch, eliminating the need for a separate power adapter.

Product Details

• Part Number: 89K70AA#ABA
• Manufacturer: HP Poly
• Model: VVX 350 OBi
• Product Type: OBi VoIP Desktop Phone

Whether you are deploying Google Voice desk phones for a small business, equipping a home office with a professional OBi phone, or standardizing on Poly VVX for Google Workspace telephony, the HP Poly VVX 350 OBi (89K70AA#ABA) delivers the 6-line capacity, HD voice, and Google Voice compatibility your communications demand.